AvatarjeffstudioCleaning a Dirty Sponge Only Helps Its Worst Bacteria, Study Says (Published 2017)verified_publisherThe New York Times - Joanna KleinStop. Drop the sponge and step away from the microwave. That squishy cleaning apparatus is a microscopic universe, teeming with countless bacteria. Some people may think that microwaving a sponge kills its tiny residents, but they are only partly right. It may nuke the weak ones, but the strongest, …
